24th May 2023
Goal: Verify that both the main and ethernet boards can be downgraded
The following procedure was used.
Ethernet parameters must be set to factory default - generally a good idea to set factory default via push buttons and cycle power to the sensor - double check IP settings before commencing. Ensure that firewall cannot block any connection.
IP address:192.168.42.130
Port: 6363
For consistency, please use the .zip files contained herein Mi3_Updater_May_2023_GD_STM_Chip_2.29_2.15
1. Modify parameter of shortcut, adding /updatealways (create shortcut if necessary)
2. Start updater with USB connected- ensure that Update MB Always is selected and Update Net Always is selected.
Once the main board firmware is downgraded, close and restart the updater software
3. Start updater with USB connected- ensure that Update MB Always is deselected but Update Net Always remains selected. Connect LAN cable and observer the description in the Question pop up box.
3, The update will run and complete
4. Power cycle the unit - the parameters can be confirmed by terminal program
